Potential Provlaunch.EXE Binary Proxy Execution Abuse

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About the rule

Rule Type

Standard

Rule Description

Detects child processes of "provlaunch.exe" which might indicate potential abuse to proxy execution.

Severity

Trouble

Rule Requirement

Criteria

Action1: actionname = "Process started" AND PARENTPROCESSNAME endswith "\provlaunch.exe" AND (PROCESSNAME notendswith "\calc.exe,\cmd.exe,\cscript.exe,\mshta.exe,\notepad.exe,\powershell.exe,\pwsh.exe,\regsvr32.exe,\rundll32.exe,\wscript.exe" AND PROCESSNAME notcontains ":\PerfLogs\,:\Temp\,:\Users\Public\,\AppData\Temp\,\Windows\System32\Tasks\,\Windows\Tasks\,\Windows\Temp") select Action1.HOSTNAME,Action1.MESSAGE,Action1.COMMANDLINE,Action1.FILE_NAME,Action1.PROCESSNAME,Action1.USERNAME,Action1.PARENTPROCESSNAME

Detection

Execution Mode

realtime

Log Sources

Windows

Author

Nasreddine Bencherchali (Nextron Systems), Swachchhanda Shrawan Poudel